Radiator grille pattern



FIG. 1 is a front elevation view of a radiator grille pattern illustrating my ornamental design;

FIG. 2 is a portion of the design claimed in FIG. 1;

FIG. 3 is a front portion view thereof;

FIG. 4 is a right side perspective portion thereof;

FIG. 5 is a left side perspective portion thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a top perspective portion view thereof;

FIG. 8 is a left side perspective portion thereof;

FIG. 9 is a right side perspective portion thereof; and,

FIG. 10 is a rear elevation portion view thereof.

The dashed lines illustrate environmental structure and forms no part of the claimed design. The dashed-dot lines are boundaries of the claimed portion of the design. 

CLAIM The ornamental design for a radiator grille pattern, as shown and described. 